3636650545 has 16 divisors (see below), whose sum is σ = 4762360512. Its totient is φ = 2643917760.

The previous prime is 3636650539. The next prime is 3636650551. The reversal of 3636650545 is 5450566363.

It is an interprime number because it is at equal distance from previous prime (3636650539) and next prime (3636650551).

It is not a de Polignac number, because 3636650545 - 2¹¹ = 3636648497 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175714 + ... + 195316.

It is an arithmetic number, because the mean of its divisors is an integer number (297647532).

Almost surely, 2^3636650545 is an apocalyptic number.

It is an amenable number.

3636650545 is a deficient number, since it is larger than the sum of its proper divisors (1125709967).

3636650545 is a wasteful number, since it uses less digits than its factorization.

3636650545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22992.

The product of its (nonzero) digits is 972000, while the sum is 43.

The square root of 3636650545 is about 60304.6477893703. The cubic root of 3636650545 is about 1537.8023616681.

The spelling of 3636650545 in words is "three billion, six hundred thirty-six million, six hundred fifty thousand, five hundred forty-five".